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authorLinus Torvalds <torvalds@linux-foundation.org>2015-04-27 01:48:49 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-04-27 03:22:07 +0300
commit9ec3a646fe09970f801ab15e0f1694060b9f19af (patch)
tree697058ca7e1671eda180a3ccc62445686fbc1a31 /drivers/base
parentc8b3fd0ce313443731e8fd6d5a541085eb465f99 (diff)
parent3cab989afd8d8d1bc3d99fef0e7ed87c31e7b647 (diff)
downloadlinux-9ec3a646fe09970f801ab15e0f1694060b9f19af.tar.xz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull fourth vfs update from Al Viro: "d_inode() annotations from David Howells (sat in for-next since before the beginning of merge window) + four assorted fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: RCU pathwalk breakage when running into a symlink overmounting something fix I_DIO_WAKEUP definition direct-io: only inc/dec inode->i_dio_count for file systems fs/9p: fix readdir() VFS: assorted d_backing_inode() annotations VFS: fs/inode.c helpers: d_inode() annotations VFS: fs/cachefiles: d_backing_inode() annotations VFS: fs library helpers: d_inode() annotations VFS: assorted weird filesystems: d_inode() annotations VFS: normal filesystems (and lustre): d_inode() annotations VFS: security/: d_inode() annotations VFS: security/: d_backing_inode() annotations VFS: net/: d_inode() annotations VFS: net/unix: d_backing_inode() annotations VFS: kernel/: d_inode() annotations VFS: audit: d_backing_inode() annotations VFS: Fix up some ->d_inode accesses in the chelsio driver VFS: Cachefiles should perform fs modifications on the top layer only VFS: AF_UNIX sockets should call mknod on the top layer only
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/devtmpfs.c32
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index 25798db14553..68f03141e432 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -157,10 +157,10 @@ static int dev_mkdir(const char *name, umode_t mode)
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- err = vfs_mkdir(path.dentry->d_inode, dentry, mode);
+ err = vfs_mkdir(d_inode(path.dentry), dentry, mode);
if (!err)
/* mark as kernel-created inode */
- dentry->d_inode->i_private = &thread;
+ d_inode(dentry)->i_private = &thread;
done_path_create(&path, dentry);
return err;
}
@@ -207,7 +207,7 @@ static int handle_create(const char *nodename, umode_t mode, kuid_t uid,
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- err = vfs_mknod(path.dentry->d_inode, dentry, mode, dev->devt);
+ err = vfs_mknod(d_inode(path.dentry), dentry, mode, dev->devt);
if (!err) {
struct iattr newattrs;
@@ -215,12 +215,12 @@ static int handle_create(const char *nodename, umode_t mode, kuid_t uid,
newattrs.ia_uid = uid;
newattrs.ia_gid = gid;
newattrs.ia_valid = ATTR_MODE|ATTR_UID|ATTR_GID;
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock(&d_inode(dentry)->i_mutex);
notify_change(dentry, &newattrs, NULL);
- mutex_unlock(&dentry->d_inode->i_mutex);
+ mutex_unlock(&d_inode(dentry)->i_mutex);
/* mark as kernel-created inode */
- dentry->d_inode->i_private = &thread;
+ d_inode(dentry)->i_private = &thread;
}
done_path_create(&path, dentry);
return err;
@@ -235,16 +235,16 @@ static int dev_rmdir(const char *name)
dentry = kern_path_locked(name, &parent);
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- if (dentry->d_inode) {
- if (dentry->d_inode->i_private == &thread)
- err = vfs_rmdir(parent.dentry->d_inode, dentry);
+ if (d_really_is_positive(dentry)) {
+ if (d_inode(dentry)->i_private == &thread)
+ err = vfs_rmdir(d_inode(parent.dentry), dentry);
else
err = -EPERM;
} else {
err = -ENOENT;
}
dput(dentry);
- mutex_unlock(&parent.dentry->d_inode->i_mutex);
+ mutex_unlock(&d_inode(parent.dentry)->i_mutex);
path_put(&parent);
return err;
}
@@ -306,11 +306,11 @@ static int handle_remove(const char *nodename, struct device *dev)
if (IS_ERR(dentry))
return PTR_ERR(dentry);
- if (dentry->d_inode) {
+ if (d_really_is_positive(dentry)) {
struct kstat stat;
struct path p = {.mnt = parent.mnt, .dentry = dentry};
err = vfs_getattr(&p, &stat);
- if (!err && dev_mynode(dev, dentry->d_inode, &stat)) {
+ if (!err && dev_mynode(dev, d_inode(dentry), &stat)) {
struct iattr newattrs;
/*
* before unlinking this node, reset permissions
@@ -321,10 +321,10 @@ static int handle_remove(const char *nodename, struct device *dev)
newattrs.ia_mode = stat.mode & ~0777;
newattrs.ia_valid =
ATTR_UID|ATTR_GID|ATTR_MODE;
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock(&d_inode(dentry)->i_mutex);
notify_change(dentry, &newattrs, NULL);
- mutex_unlock(&dentry->d_inode->i_mutex);
- err = vfs_unlink(parent.dentry->d_inode, dentry, NULL);
+ mutex_unlock(&d_inode(dentry)->i_mutex);
+ err = vfs_unlink(d_inode(parent.dentry), dentry, NULL);
if (!err || err == -ENOENT)
deleted = 1;
}
@@ -332,7 +332,7 @@ static int handle_remove(const char *nodename, struct device *dev)
err = -ENOENT;
}
dput(dentry);
- mutex_unlock(&parent.dentry->d_inode->i_mutex);
+ mutex_unlock(&d_inode(parent.dentry)->i_mutex);
path_put(&parent);
if (deleted && strchr(nodename, '/'))